RT @ebidel: Fascinating. Chrome’s lazyload attr code for image/iframe creates an IntersectionObserver internally to track the visibility of…
@ebidel Looked into how the “Chrome will use heuristics to recognize and avoid deferring hidden iframes likely used… https://t.co/yuKlGTno6K
Great presentation by @philnash on service worker APIs for push notifications (and how to [not] ask for permission… https://t.co/FpNZoXUvCU
RT @HTTPArchive: 🔣 Call for reviewers for @hdjirdeh’s design doc “Analyzing performance across JS frameworks”
https://t.co/AnJOVEyMRL
RT @philwalton: 🔢 I just published a new article where I do a deep dive into improving website performance with a technique I’m calling Idl…